principles of electric circuits

• 电路原理

principles of electric circuits的用法和样例：

例句

1. This paper introduces an intelligence stepping motor power pulse distributor hardware circuits and software design.
   一种智能型步进电机电源脉冲分配器的硬件电路原理和软件设计。
2. This article introduces emphatically the practical control methods and circuit principles of battery self charging by stages by the arc welder.
   重点介绍利用交流弧焊器对蓄电池自动实施分阶段法充电的调控方法和调控电路原理。